Apparatus for extension of function of electronic computers



FIG. 1 is a top, front and right side perspective view of an apparatus for extension of function of electronic computers showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a right side elevational view showing the article in use.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an apparatus for extension of function of electronic computers, as shown and described. 